Ball sleeve



FIG. 1 is a top perspective view of a ball sleeve, shown with an unclaimed ball, in a closed position, showing my new design;

FIG. 2 is a top perspective view thereof; shown with an unclaimed ball in an open position;

FIG. 3 is a top perspective view; shown in an open position;

FIG. 4 is a perspective right side view of FIG. 1; and,

FIG. 5 is a bottom view of FIG. 1.

In the drawings, the broken lines represent unclaimed environment subject matter and form no part of the claimed design. 

CLAIM The ornamental design for a ball sleeve, as shown and described. 